NCERT Exemplar Solution for Class 9 Science Chapter-15 Improvement in Food Resources
Food is the basic necessity of life, and improving its production is essential to feed the growing population. The chapter Improvement in Food Resources explains modern agricultural practices, crop production techniques, and animal husbandry methods that help increase food yield and quality. It also highlights the importance of sustainable farming practices to maintain soil fertility and environmental balance. The NCERT Exemplar Solution for Class 9 Science provides a clear understanding of scientific farming methods through application-based questions. The NCERT Exemplar Solution helps students understand how science is used in agriculture to improve productivity and ensure food security for future generations.
Find the Exercises PDF of NCERT Exemplar Solution for Class 9 Science Chapter-15 Improvement in Food Resources
Crop Production and Management Techniques
This chapter begins with the basics of crop production and explains how farmers improve agricultural output using scientific methods. Different crops require different seasons and techniques for proper growth.
Key concepts covered in this section include:
- Types of crops: Kharif and Rabi crops
- Soil preparation and ploughing
- Sowing methods and seed selection
- Use of fertilizers and manure
- Irrigation techniques
- Protection from weeds
- Harvesting and storage of crops
Modern agricultural practices ensure better yield and quality of crops. The NCERT Exemplar Solution for Class 9 Science helps students understand how these techniques are applied in real-life farming situations.
Fertilizers, Manure, and Sustainable Farming
The chapter explains the importance of nutrients required by plants for healthy growth. Farmers use fertilizers and manure to improve soil fertility.
Important points include:
- Fertilizers provide essential nutrients like nitrogen, phosphorus, and potassium
- Manure improves soil structure and increases water retention
- Excessive use of fertilizers can harm soil and water bodies
- Organic farming promotes natural methods of cultivation
- Crop rotation helps maintain soil fertility
Sustainable farming is emphasized to ensure long-term productivity without damaging the environment. Students learn how balanced use of natural and chemical inputs can improve agricultural output while protecting nature.
The NCERT Exemplar Solution strengthens understanding by presenting questions that focus on practical applications of these farming techniques.
Animal Husbandry and Food Resources
Animal husbandry plays a major role in improving food resources. It involves the scientific management of livestock for milk, meat, eggs, and other products.
This section includes:
- Dairy farming and milk production
- Poultry farming for eggs and meat
- Fisheries and fish farming
- Proper feeding and care of animals
- Disease prevention in livestock
- Importance of breed improvement
Farmers use improved breeds and better management practices to increase productivity. Clean shelters, proper nutrition, and regular veterinary care are essential for healthy livestock.
The chapter also highlights how fish farming and poultry industries contribute significantly to the food supply. The NCERT Exemplar Solution for Class 9 Science helps students understand how scientific methods improve animal productivity and food availability.
Importance of Improving Food Resources
With the increasing population, food demand is rising rapidly. Therefore, improving food resources is essential for ensuring food security. Scientific farming helps increase crop yield, reduce losses, and maintain sustainability.
Key points for improvement include:
- Use of high-yield variety seeds
- Efficient irrigation systems
- Integrated pest management
- Organic and natural farming methods
- Proper storage techniques
- Balanced use of resources
Students learn how modern science supports agriculture and helps farmers overcome challenges like drought, pests, and soil degradation.
Practicing the NCERT Exemplar Solution for Class 9 Science helps students develop a strong understanding of agriculture-based science concepts and their real-life importance.